Sometimes, you can't help but get giddy about a product that most everyone is going to gripe that, "It can't possibly work!" But the fact is the highly debatable yet finely engineered Furutech NCF Booster-Signal I've been lucky enough to be closely reviewing these past few months clearly improves the clarity, focus, resolution, and musical enjoyment of just about any otherwise free hanging or gently lying-about cable you may be using in your high-end audio playback system.